# Docker Engine **URL:** https://forums.docker.com/c/docker-engine/22.md [Latest](https://forums.docker.com/latest.md) · [Categories](https://forums.docker.com/categories.md) · [Tags](https://forums.docker.com/tags.md) --- ## [About the Docker Engine category](https://forums.docker.com/t/about-the-docker-engine-category/3058)
**Author:** [@kizbitz](https://forums.docker.com/u/kizbitz)\ **Replies:** 0
Do you have questions around Docker’s open source projects? Ask here --- ## [Moved files under /var/lib to another drive](https://forums.docker.com/t/moved-files-under-var-lib-to-another-drive/152572)
**Author:** [@dlsa](https://forums.docker.com/u/dlsa)\ **Replies:** 2\ **Last updated:** [October 18, 2026, 8:23pm UTC](https://forums.docker.com/t/moved-files-under-var-lib-to-another-drive/152572 "2026-10-18T20:23:50Z")
Hello, I tried to move the docker files under /var/lib/containerd and /var/lib/docker using mv shell command. The files were moved and I created the /etc/docker/daemon.json file with the new location of the docker dire… --- ## [Docker Networking Container Availability](https://forums.docker.com/t/docker-networking-container-availability/152491)
**Author:** [@mundschuk](https://forums.docker.com/u/mundschuk)\ **Replies:** 8\ **Last updated:** [October 7, 2026, 9:55pm UTC](https://forums.docker.com/t/docker-networking-container-availability/152491 "2026-10-07T21:55:47Z")
Hi, I am struggeling with my setup regarding network connectivity: Client Computer: IP Address: 192.168.0.44/24 Gateway: 192.168.0.1 Docker Host (Raspberry) IP Address: 192.168.10.21 on interface eth0 Gateway: 192… --- ## [How to run etcd cluster as service with docker swarm mode?](https://forums.docker.com/t/how-to-run-etcd-cluster-as-service-with-docker-swarm-mode/152440)
**Author:** [@papiris](https://forums.docker.com/u/papiris)\ **Replies:** 5\ **Last updated:** [October 4, 2026, 9:04pm UTC](https://forums.docker.com/t/how-to-run-etcd-cluster-as-service-with-docker-swarm-mode/152440 "2026-10-04T21:04:02Z")
Hello, This is my first time posting here. I recently began experimenting with docker swarm as a migration path away from kubernetes, and am trying to achieve some of the same high-availability for apps and databases w… --- ## [Docker container can't access host services with firewalld enabled](https://forums.docker.com/t/docker-container-cant-access-host-services-with-firewalld-enabled/152490)
**Author:** [@jeffshead](https://forums.docker.com/u/jeffshead)\ **Replies:** 2\ **Last updated:** [October 3, 2026, 12:12am UTC](https://forums.docker.com/t/docker-container-cant-access-host-services-with-firewalld-enabled/152490 "2026-10-03T00:12:37Z")
I have two AlmaLinux servers. I set one up over a year ago. It’s AlmaLinux 9.5. The second server is AlmaLinux 10.2. Both have Nginx Proxy Manager (NPM) installed in Docker. Both have Apache installed on the host. I hav… --- ## [CPU ISA level is lower than required](https://forums.docker.com/t/cpu-isa-level-is-lower-than-required/152452)
**Author:** [@jeffshead](https://forums.docker.com/u/jeffshead)\ **Replies:** 2\ **Last updated:** [September 28, 2026, 1:12pm UTC](https://forums.docker.com/t/cpu-isa-level-is-lower-than-required/152452 "2026-09-28T13:12:03Z")
I get the following error when installing Docker on an AlmaLinux 10 VPS: \[root@nb ~\]# sudo journalctl -u docker.service -n 50 --no-pager Sep 27 21:48:47 nb.servutech.com systemd\[1\]: Starting docker.service - Docker Appl… --- ## [What would cause containers to stop getting resolve.conf from host system on reboot?](https://forums.docker.com/t/what-would-cause-containers-to-stop-getting-resolve-conf-from-host-system-on-reboot/152437)
**Author:** [@imthenachoman](https://forums.docker.com/u/imthenachoman)\ **Replies:** 6\ **Last updated:** [September 25, 2026, 6:14am UTC](https://forums.docker.com/t/what-would-cause-containers-to-stop-getting-resolve-conf-from-host-system-on-reboot/152437 "2026-09-25T06:14:48Z")
I have been running Docker on my Linux (Debian) box for years. I have multiple containers and I have never had any issues. Recently (like the last few months), when my system reboots, all the containers start properly b… --- ## [Docker-compose service restarting continuously with warnings about unset variables](https://forums.docker.com/t/docker-compose-service-restarting-continuously-with-warnings-about-unset-variables/140033)
**Author:** [@dokooo](https://forums.docker.com/u/dokooo)\ **Replies:** 22\ **Last updated:** [September 24, 2026, 11:46am UTC](https://forums.docker.com/t/docker-compose-service-restarting-continuously-with-warnings-about-unset-variables/140033 "2026-09-24T11:46:29Z")
I am encountering an issue with my Docker-compose setup where one of the services, specifically the profiles service, keeps restarting continuously. I’m seeing warnings in the logs related to unset variables, but I’m not… --- ## [Handling WebSocket connection dropouts in Nginx reverse proxy with scaled Docker Compose services](https://forums.docker.com/t/handling-websocket-connection-dropouts-in-nginx-reverse-proxy-with-scaled-docker-compose-services/152349)
**Author:** [@alitek56](https://forums.docker.com/u/alitek56)\ **Replies:** 1\ **Last updated:** [September 7, 2026, 6:16pm UTC](https://forums.docker.com/t/handling-websocket-connection-dropouts-in-nginx-reverse-proxy-with-scaled-docker-compose-services/152349 "2026-09-07T18:16:16Z")
Hello Docker community, We are currently re-architecting and containerizing the web platform and live kiosk services for our visitor management solution The architecture uses Docker Compose to orchestrate an Nginx reve… --- ## [Bug Report: docker compose references a YAML file not present in the current working directory](https://forums.docker.com/t/bug-report-docker-compose-references-a-yaml-file-not-present-in-the-current-working-directory/152339)
**Author:** [@zhuyifeiruichuang](https://forums.docker.com/u/zhuyifeiruichuang)\ **Replies:** 2\ **Last updated:** [September 3, 2026, 3:42am UTC](https://forums.docker.com/t/bug-report-docker-compose-references-a-yaml-file-not-present-in-the-current-working-directory/152339 "2026-09-03T03:42:14Z")
Problem Description: Using MinIO as an example, both Directory A and Directory B contain their own compose.yaml for MinIO. Querying deployment status in Directory A unexpectedly reads resources from Directory B. In fact… --- ## [Spring Boot cannot find table in Docker database](https://forums.docker.com/t/spring-boot-cannot-find-table-in-docker-database/152228)
**Author:** [@intersoldi](https://forums.docker.com/u/intersoldi)\ **Replies:** 1\ **Last updated:** [August 12, 2026, 4:03pm UTC](https://forums.docker.com/t/spring-boot-cannot-find-table-in-docker-database/152228 "2026-08-12T16:03:25Z")
I have created multiple Spring boot apps with a database in Docker and it’s never been a problem. I can run tests, and run the app and everything works fine. But, I created a new app in IntelliJ with the Spring Boot star… --- ## [UGreen NAS, HDD's spinning up every 30min](https://forums.docker.com/t/ugreen-nas-hdds-spinning-up-every-30min/152083)
**Author:** [@ciberboy](https://forums.docker.com/u/ciberboy)\ **Replies:** 10\ **Last updated:** [August 12, 2026, 10:36am UTC](https://forums.docker.com/t/ugreen-nas-hdds-spinning-up-every-30min/152083 "2026-08-12T10:36:58Z")
Hi I’m reaching to you, after I have already reached to UGreen support. I own a UGreen NAS with the capability of running Docker containers. For context, on our setup, docker containers are using for their storage fold… --- ## [Set MCP secret in Docker engine](https://forums.docker.com/t/set-mcp-secret-in-docker-engine/150899)
**Author:** [@gtp95](https://forums.docker.com/u/gtp95)\ **Replies:** 9\ **Last updated:** [August 9, 2026, 5:40pm UTC](https://forums.docker.com/t/set-mcp-secret-in-docker-engine/150899 "2026-08-09T17:40:14Z")
Greetings, I installed the MCP toolkit on a headless machine running Docker engine (so no Docker Desktop) as explained here. I added the google-maps-comprehensive server, and I now need to add an API key for that. Howev… --- ## [No internet connectivity in containers—I'm out of ideas](https://forums.docker.com/t/no-internet-connectivity-in-containers-im-out-of-ideas/152191)
**Author:** [@markplindsay](https://forums.docker.com/u/markplindsay)\ **Replies:** 3\ **Last updated:** [August 6, 2026, 7:33pm UTC](https://forums.docker.com/t/no-internet-connectivity-in-containers-im-out-of-ideas/152191 "2026-08-06T19:33:21Z")
I’m unable to ping the outside world from within containers on my Debian 13 host. It’s a production server using docker compose. Everything was working fine for months until yesterday morning when container-to-internet c… --- ## [Direct command to compose up/down a profile without up/down default](https://forums.docker.com/t/direct-command-to-compose-up-down-a-profile-without-up-down-default/152172)
**Author:** [@h3yfr13nd](https://forums.docker.com/u/h3yfr13nd)\ **Replies:** 4\ **Last updated:** [July 31, 2026, 9:05pm UTC](https://forums.docker.com/t/direct-command-to-compose-up-down-a-profile-without-up-down-default/152172 "2026-07-31T21:05:33Z")
There’s no proper way to compose down only a profile’s services without specifying specific service names or getting default services down along as well. For e.g. if you do docker compose --profile=xyz down removes the … --- ## [Docker Debian Access To Path Denied](https://forums.docker.com/t/docker-debian-access-to-path-denied/152150)
**Author:** [@callistoluna](https://forums.docker.com/u/callistoluna)\ **Replies:** 1\ **Last updated:** [July 27, 2026, 5:22pm UTC](https://forums.docker.com/t/docker-debian-access-to-path-denied/152150 "2026-07-27T17:22:11Z")
I’m currently trying my hand at running a Vintage Story server through docker, using the following repo: I’m running my server on Debian 13, docker version is 26.1.5+dfsg1, build a72d7cd. After using docker compose up… --- ## [Uninstalled Docker, now getting "Cannot connect to the Docker daemon at unix:///var/run/docker.sock" errors in random places](https://forums.docker.com/t/uninstalled-docker-now-getting-cannot-connect-to-the-docker-daemon-at-unix-var-run-docker-sock-errors-in-random-places/152110)
**Author:** [@nrowe6](https://forums.docker.com/u/nrowe6)\ **Replies:** 6\ **Last updated:** [July 24, 2026, 7:04pm UTC](https://forums.docker.com/t/uninstalled-docker-now-getting-cannot-connect-to-the-docker-daemon-at-unix-var-run-docker-sock-errors-in-random-places/152110 "2026-07-24T19:04:45Z")
So I am playing around with containers for educational purposes, and installed Docker on a remote Linux server running Debian. My hope was to run a Gitea instance out of it. That didn’t work out the first time around, so… --- ## [Docker update v29.6.2 - docker compose start container - network unreachable](https://forums.docker.com/t/docker-update-v29-6-2-docker-compose-start-container-network-unreachable/152094)
**Author:** [@hobdcf](https://forums.docker.com/u/hobdcf)\ **Replies:** 4\ **Last updated:** [July 22, 2026, 10:50pm UTC](https://forums.docker.com/t/docker-update-v29-6-2-docker-compose-start-container-network-unreachable/152094 "2026-07-22T22:50:46Z")
Hi all, please help me with the following Problem: I setup a container on a VM with Ubuntu 24.04 LTS with a rootless docker daemon v26.6.0. Then I created a docker-compose.yaml for keycloak. Everything was working as e… --- ## [IPVLAN overrides the bridge network and can no longer access the ports](https://forums.docker.com/t/ipvlan-overrides-the-bridge-network-and-can-no-longer-access-the-ports/135833)
**Author:** [@mrea303](https://forums.docker.com/u/mrea303)\ **Replies:** 4\ **Last updated:** [July 22, 2026, 8:50pm UTC](https://forums.docker.com/t/ipvlan-overrides-the-bridge-network-and-can-no-longer-access-the-ports/135833 "2026-07-22T20:50:57Z")
Hi, I have a container setup with compose and a bridge backend network and a IPVLAN network to access physical devices on the network. The problem I am having is when I enable the IPVLAN the bridge stops working. I wou… --- ## [Just trying to install... that's all](https://forums.docker.com/t/just-trying-to-install-thats-all/152080)
**Author:** [@229mick](https://forums.docker.com/u/229mick)\ **Replies:** 2\ **Last updated:** [July 21, 2026, 6:11pm UTC](https://forums.docker.com/t/just-trying-to-install-thats-all/152080 "2026-07-21T18:11:18Z")
Started here: (I had to remove t5his link because apparently I’m not allowed to include more than two ‘links’ in a post. Why should asking for help be any easier than installing,.) and ran through the ‘Step 1’ as instr… --- ## [I cant run bash in interactive mode from docker compose file](https://forums.docker.com/t/i-cant-run-bash-in-interactive-mode-from-docker-compose-file/152046)
**Author:** [@mikej1](https://forums.docker.com/u/mikej1)\ **Replies:** 9\ **Last updated:** [July 21, 2026, 6:00pm UTC](https://forums.docker.com/t/i-cant-run-bash-in-interactive-mode-from-docker-compose-file/152046 "2026-07-21T18:00:30Z")
I am trying to do something strange but it should be possible - easy even. All I want to do is start a linux container straight into the shell in interactive mode. The compose file is: services: demo1: s… --- ## [Slow responses from a web app in swarm cluster](https://forums.docker.com/t/slow-responses-from-a-web-app-in-swarm-cluster/38532)
**Author:** [@givanovhub](https://forums.docker.com/u/givanovhub)\ **Replies:** 8\ **Last updated:** [July 20, 2026, 2:06pm UTC](https://forums.docker.com/t/slow-responses-from-a-web-app-in-swarm-cluster/38532 "2026-07-20T14:06:05Z")
Hello, I have some kind of a problem with my docker set-up. Here is the case: I have a web-app (java spring-boot). The app servers JSON I also have angular app which calls this API. The problem i see, is that the re… --- ## [How to handle server reboot when using docker-compose?](https://forums.docker.com/t/how-to-handle-server-reboot-when-using-docker-compose/26374)
**Author:** [@patakijv](https://forums.docker.com/u/patakijv)\ **Replies:** 17\ **Last updated:** [July 14, 2026, 9:52am UTC](https://forums.docker.com/t/how-to-handle-server-reboot-when-using-docker-compose/26374 "2026-07-14T09:52:05Z")
When using docker run for a single container, I understand that I can assign a restart policy to make sure the container is restarted by docker when the server reboots. What is the equivalent practice when using docke… --- ## [Docker save compressed output is much larger with 29.6.0](https://forums.docker.com/t/docker-save-compressed-output-is-much-larger-with-29-6-0/151998)
**Author:** [@patmans](https://forums.docker.com/u/patmans)\ **Replies:** 12\ **Last updated:** [July 14, 2026, 5:50am UTC](https://forums.docker.com/t/docker-save-compressed-output-is-much-larger-with-29-6-0/151998 "2026-07-14T05:50:09Z")
We currently use this to compress the docker save output: docker save | xz -T 0 \> image.tar.xz With 29.5.3 the image.tar.xz size is 1.7 G, but with 29.6.0 the size is now 2.3 G, an increase of over .5 G - a very signi… --- ## [Apt Mirror broken again?](https://forums.docker.com/t/apt-mirror-broken-again/152027)
**Author:** [@judfs](https://forums.docker.com/u/judfs)\ **Replies:** 2\ **Last updated:** [July 10, 2026, 4:29pm UTC](https://forums.docker.com/t/apt-mirror-broken-again/152027 "2026-07-10T16:29:54Z")
I’m trying to follow https://docs.docker.com/engine/install/ubuntu/#install-using-the-repository on an Nvidia Orin (arm64 Jetson) running Ubuntu 22.04. Running sudo apt update I get E: Failed to fetch https://download.… --- ## [Weird error withcomplain on Chrome in my container](https://forums.docker.com/t/weird-error-withcomplain-on-chrome-in-my-container/151921)
**Author:** [@senglory](https://forums.docker.com/u/senglory)\ **Replies:** 5\ **Last updated:** [June 22, 2026, 7:49pm UTC](https://forums.docker.com/t/weird-error-withcomplain-on-chrome-in-my-container/151921 "2026-06-22T19:49:06Z")
Hi, I’m playing with N8N and installed it as a Docker container for testing my workflows. The first one imposes work with Pupeteer, so I have to describe it in my Dockerfile like this FROM n8nio/n8n:latest-debian # S… --- ## [Permission problems with default apparmor enforced modules for docker](https://forums.docker.com/t/permission-problems-with-default-apparmor-enforced-modules-for-docker/151875)
**Author:** [@virgula](https://forums.docker.com/u/virgula)\ **Replies:** 11\ **Last updated:** [June 17, 2026, 5:55pm UTC](https://forums.docker.com/t/permission-problems-with-default-apparmor-enforced-modules-for-docker/151875 "2026-06-17T17:55:47Z")
Docker info: Client: Version: 29.5.1 Context: default Debug Mode: false Plugins: buildx: Docker Buildx (Docker Inc.) Version: 0.34.1 Path: /usr/lib/docker/cli-plugins/docker-buildx compose: Do… --- ## [Deleting all images associated with an install](https://forums.docker.com/t/deleting-all-images-associated-with-an-install/151843)
**Author:** [@hornetster](https://forums.docker.com/u/hornetster)\ **Replies:** 5\ **Last updated:** [June 12, 2026, 11:50pm UTC](https://forums.docker.com/t/deleting-all-images-associated-with-an-install/151843 "2026-06-12T23:50:48Z")
Admission - haven’t got a clue what I am doing… Have installed Docker a while back, and installed Nextcloud. Coming back to it now, and would like to remove all the Nextcloud stuff, and start again, but… When I am tryi… --- ## [Cannot login into private hub: Unusable public key](https://forums.docker.com/t/cannot-login-into-private-hub-unusable-public-key/151828)
**Author:** [@actionmystique](https://forums.docker.com/u/actionmystique)\ **Replies:** 2\ **Last updated:** [June 9, 2026, 5:03pm UTC](https://forums.docker.com/t/cannot-login-into-private-hub-unusable-public-key/151828 "2026-06-09T17:03:11Z")
I have setup my own private hub repository as described in this post. The hub repository has been setup with several users/passwords (using htpasswd). I have no issue login into that remote repository from a local clie… --- ## [Docker daemon no longer starts after reboot. Segfault](https://forums.docker.com/t/docker-daemon-no-longer-starts-after-reboot-segfault/151764)
**Author:** [@professorfate](https://forums.docker.com/u/professorfate)\ **Replies:** 10\ **Last updated:** [June 9, 2026, 1:25pm UTC](https://forums.docker.com/t/docker-daemon-no-longer-starts-after-reboot-segfault/151764 "2026-06-09T13:25:25Z")
On one of my Ubuntu 24.04 LTS machines, the Docker daemon suddenly refused starting by using systemctl right after a system reboot. I can’t bring it back to life: mixtile@blade3n1:~$ sudo systemctl restart docker Job fo… [Next page](https://forums.docker.com/c/docker-engine/22.md?page=1)